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Peter J. Mello (RogueScholar) wants to merge 1 commit into from
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Handle dependencies better and refactor for reproducibility #57

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85 changes: 45 additions & 40 deletions src/functions/public/Install-NerdFont.ps1
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Original file line number Diff line number Diff line change
@@ -1,5 +1,8 @@
#Requires -Modules @{ ModuleName = 'Fonts'; RequiredVersion = '1.1.21' }
#Requires -Modules @{ ModuleName = 'Admin'; RequiredVersion = '1.1.6' }
#Requires -PSEdition Core
#Requires -Modules @{ ModuleName = 'Admin'; ModuleVersion = '1.1.6'; GUID = '70660c5c-30db-4787-861e-0a626ca8683c' }
#Requires -Modules @{ ModuleName = 'Fonts'; ModuleVersion = '1.1.21'; GUID = 'b6e7e61f-f8f5-4b0a-9fdd-f74a3311be0d' }

Set-StrictMode -Version 3.0

function Install-NerdFont {
<#
Expand Down Expand Up @@ -57,77 +60,79 @@ function Install-NerdFont {
ParameterSetName = 'All',
Mandatory
)]
[switch] $All,
[switch] ${All},

[Parameter()]
[ValidateSet('CurrentUser', 'AllUsers')]
[string] $Scope = 'CurrentUser',
[string] ${Scope} = 'CurrentUser',

# Force will overwrite existing fonts
[Parameter()]
[switch] $Force
[switch] ${Force}
)

begin {
if ($Scope -eq 'AllUsers' -and -not (IsAdmin)) {
$errorMessage = @'
Administrator rights are required to install fonts.
Please run the command again with elevated rights (Run as Administrator) or provide '-Scope CurrentUser' to your command."
if (${Scope} -eq 'AllUsers' -and -not (IsAdmin)) {
${errorMessage} = @'
Administrator privileges are required to install system-wide fonts.

Please run this command again with elevated permissions ("Run as Administrator") or append '-Scope CurrentUser' to it for a user-level install.
'@
throw $errorMessage
throw ${errorMessage}
}
$nerdFontsToInstall = @()
${nerdFontsToInstall} = @()

$guid = (New-Guid).Guid
$tempPath = Join-Path -Path $HOME -ChildPath "NerdFonts-$guid"
if (-not (Test-Path -Path $tempPath -PathType Container)) {
Write-Verbose "Create folder [$tempPath]"
$null = New-Item -Path $tempPath -ItemType Directory
${tempPath} = Join-Path -Path ${Env:TEMP} -ChildPath "NerdFonts-$([Convert]::ToString((Get-Random 16777216),16).PadLeft(6,'0'))"
if (-not (Test-Path -Path ${tempPath} -PathType Container)) {
Write-Verbose "Creating temporary download directory [${tempPath}]…"
${null} = New-Item -Path ${tempPath} -ItemType Directory
}
}

process {
if ($All) {
$nerdFontsToInstall = $script:NerdFonts
if (${All}) {
${nerdFontsToInstall} = ${script:NerdFonts}
} else {
foreach ($fontName in $Name) {
$nerdFontsToInstall += $script:NerdFonts | Where-Object { $_.Name -like $fontName }
foreach (${fontName} in ${Name}) {
${nerdFontsToInstall} += ${script:NerdFonts} | Where-Object {
$_.Name -like ${fontName}
}
}
}

Write-Verbose "[$Scope] - Installing [$($nerdFontsToInstall.count)] fonts"
Write-Verbose "[${Scope}] - Installing [$(${nerdFontsToInstall}.count)] fonts…"

foreach ($nerdFont in $nerdFontsToInstall) {
$URL = $nerdFont.URL
$fontName = $nerdFont.Name
$downloadFileName = Split-Path -Path $URL -Leaf
$downloadPath = Join-Path -Path $tempPath -ChildPath $downloadFileName
foreach (${nerdFont} in ${nerdFontsToInstall}) {
${URL} = ${nerdFont}.URL
${fontName} = ${nerdFont}.Name
${downloadFileName} = Split-Path -Path ${URL} -Leaf
${downloadPath} = Join-Path -Path ${tempPath} -ChildPath ${downloadFileName}

Write-Verbose "[$fontName] - Downloading to [$downloadPath]"
if ($PSCmdlet.ShouldProcess("[$fontName] to [$downloadPath]", 'Download')) {
Invoke-WebRequest -Uri $URL -OutFile $downloadPath -RetryIntervalSec 5 -MaximumRetryCount 5
Write-Verbose "[${fontName}] - Downloading to [${downloadPath}]…"
if (${PSCmdlet}.ShouldProcess("[${fontName}] to [${downloadPath}]", 'Download')) {
Invoke-WebRequest -Uri ${URL} -OutFile ${downloadPath} -RetryIntervalSec 5 -MaximumRetryCount 5
}

$extractPath = Join-Path -Path $tempPath -ChildPath $fontName
Write-Verbose "[$fontName] - Extract to [$extractPath]"
if ($PSCmdlet.ShouldProcess("[$fontName] to [$extractPath]", 'Extract')) {
Expand-Archive -Path $downloadPath -DestinationPath $extractPath -Force
Remove-Item -Path $downloadPath -Force
${extractPath} = Join-Path -Path ${tempPath} -ChildPath ${fontName}
Write-Verbose "[${fontName}] - Extracting archive to [${extractPath}]…"
if (${PSCmdlet}.ShouldProcess("[${fontName}] to [${extractPath}]", 'Extract')) {
Expand-Archive -Path ${downloadPath} -DestinationPath ${extractPath} -Force
Remove-Item -Path ${downloadPath} -Force
}

Write-Verbose "[$fontName] - Install to [$Scope]"
if ($PSCmdlet.ShouldProcess("[$fontName] to [$Scope]", 'Install font')) {
Install-Font -Path $extractPath -Scope $Scope -Force:$Force
Remove-Item -Path $extractPath -Force -Recurse
Write-Verbose "[${fontName}] - Installing for [${Scope}]…"
if (${PSCmdlet}.ShouldProcess("[${fontName}] to [${Scope}]", 'Install font')) {
Install-Font -Path ${extractPath} -Scope ${Scope} -Force:${Force}
Remove-Item -Path ${extractPath} -Force -Recurse
}
}
}

end {
Write-Verbose "Remove folder [$tempPath]"
Write-Verbose "Removing temporary download directory [${tempPath}]…"
}

clean {
Remove-Item -Path $tempPath -Force
Remove-Item -Path ${tempPath} -Force
}
}